Function sebset() - Return subsets of vectors, matrices or data frames which meet conditions

Usage

subset(x, …) subset(x, subset, …) subset(x, subset, select, drop = FALSE, …)

Arguments

x object to be subsetted. subset logical expression indicating elements or rows to keep: missing values are taken as false. select expression, indicating columns to select from a data frame. drop passed on to [ indexing operator. … further arguments to be passed to or from other methods.

Examples

subset(airquality, Temp > 80, select = c(Ozone, Temp))
subset(airquality, Day == 1, select = -Temp)
subset(airquality, select = Ozone:Wind)